Cita APA (7a ed.)

Williams, G. (1990). Establishing an effective economic regulatory policy for the European airline industry.

Cita Chicago Style (17a ed.)

Williams, George. Establishing an Effective Economic Regulatory Policy for the European Airline Industry. 1990.

Cita MLA (8a ed.)

Williams, George. Establishing an Effective Economic Regulatory Policy for the European Airline Industry. 1990.